:root {
    --lp-bg: #f8fafc;
    --lp-surface: #ffffff;
    --lp-text: #0f172a;
    --lp-muted: #64748b;
    --lp-border: #e2e8f0;
    --lp-primary: #2563eb;
    --lp-primary-dark: #1d4ed8;
    --lp-primary-soft: #eff6ff;
    --lp-success: #16a34a;
    --lp-shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
    --lp-radius: 16px;
    --lp-header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }

.landing-body {
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--lp-bg);
    color: var(--lp-text);
    line-height: 1.6;
    scroll-behavior: smooth;
}

.landing-container {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.landing-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--lp-border);
}

.landing-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--lp-header-h);
    gap: 1rem;
}

.landing-brand {
    display: inline-flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
    color: var(--lp-text);
    font-weight: 700;
}

.landing-brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--lp-primary), var(--lp-primary-dark));
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: .85rem;
    font-weight: 700;
    flex-shrink: 0;
}

.landing-brand-text { font-size: 1rem; }

.landing-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--lp-border);
    border-radius: 10px;
    background: var(--lp-surface);
    color: var(--lp-text);
    font-size: 1.35rem;
    cursor: pointer;
}

.landing-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.landing-nav a {
    text-decoration: none;
    color: var(--lp-muted);
    font-size: .925rem;
    font-weight: 500;
    transition: color .15s;
}

.landing-nav a:hover { color: var(--lp-text); }

.landing-nav-login {
    padding: .5rem .85rem;
    border-radius: 999px;
    border: 1px solid var(--lp-border);
    color: var(--lp-text) !important;
    background: var(--lp-surface);
}

.landing-nav-cta {
    padding: .55rem 1rem !important;
    border-radius: 999px;
    background: var(--lp-primary) !important;
    color: #fff !important;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.25);
}

.landing-nav-cta:hover { background: var(--lp-primary-dark) !important; color: #fff !important; }

.landing-hero {
    padding: 4.5rem 0 3rem;
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(37, 99, 235, 0.12), transparent),
        linear-gradient(180deg, #fff 0%, var(--lp-bg) 100%);
}

.landing-hero-grid {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 3rem;
    align-items: center;
}

.landing-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .75rem;
    border-radius: 999px;
    background: var(--lp-primary-soft);
    color: var(--lp-primary);
    font-size: .8rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.landing-hero h1 {
    font-size: clamp(2.2rem, 4vw, 3.35rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 0 0 1rem;
    font-weight: 700;
}

.landing-hero-lead {
    font-size: 1.125rem;
    color: var(--lp-muted);
    max-width: 34rem;
    margin: 0 0 1.75rem;
}

.landing-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-bottom: 1.5rem;
}

.landing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    padding: .85rem 1.35rem;
    border-radius: 999px;
    font-size: .95rem;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .15s, box-shadow .15s, background .15s;
}

.landing-btn:hover { transform: translateY(-1px); }

.landing-btn-primary {
    background: var(--lp-primary);
    color: #fff;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.28);
}

.landing-btn-primary:hover { background: var(--lp-primary-dark); color: #fff; }

.landing-btn-secondary {
    background: var(--lp-surface);
    color: var(--lp-text);
    border-color: var(--lp-border);
}

.landing-btn-secondary:hover { background: #f1f5f9; color: var(--lp-text); }

.landing-hero-note {
    font-size: .875rem;
    color: var(--lp-muted);
}

.landing-hero-visual { position: relative; }

.landing-mock-card {
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    box-shadow: var(--lp-shadow);
    overflow: hidden;
}

.landing-mock-header {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .85rem 1rem;
    border-bottom: 1px solid var(--lp-border);
    background: #f8fafc;
    font-size: .8rem;
    color: var(--lp-muted);
}

.landing-mock-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #cbd5e1;
}

.landing-mock-body { padding: 1.25rem; }

.landing-mock-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .85rem 0;
    border-bottom: 1px solid var(--lp-border);
    font-size: .9rem;
}

.landing-mock-row:last-child { border-bottom: 0; }

.landing-pill {
    display: inline-flex;
    padding: .2rem .55rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
}

.landing-pill-live { background: #dcfce7; color: #166534; }
.landing-pill-draft { background: #f1f5f9; color: #475569; }
.landing-pill-pass { background: #dbeafe; color: #1d4ed8; }

.landing-section { padding: 4.5rem 0; }
.landing-section-alt { background: var(--lp-surface); }

.landing-section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 2.75rem;
}

.landing-section-head h2 {
    font-size: clamp(1.75rem, 3vw, 2.35rem);
    letter-spacing: -0.02em;
    margin: 0 0 .75rem;
}

.landing-section-head p {
    margin: 0;
    color: var(--lp-muted);
    font-size: 1.05rem;
}

.landing-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.landing-feature {
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    padding: 1.35rem;
    transition: box-shadow .2s, transform .2s;
}

.landing-section-alt .landing-feature { background: var(--lp-bg); }

.landing-feature:hover {
    box-shadow: var(--lp-shadow);
    transform: translateY(-2px);
}

.landing-feature-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--lp-primary-soft);
    color: var(--lp-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.landing-feature h3 { margin: 0 0 .5rem; font-size: 1.05rem; }
.landing-feature p { margin: 0; color: var(--lp-muted); font-size: .925rem; }

.landing-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.landing-step { text-align: center; padding: 1.5rem 1rem; }

.landing-step-num {
    width: 48px;
    height: 48px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--lp-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.landing-step h3 { margin: 0 0 .5rem; font-size: 1.05rem; }
.landing-step p { margin: 0; color: var(--lp-muted); font-size: .925rem; }

.landing-audience {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.landing-audience-card {
    background: linear-gradient(180deg, #fff, #f8fafc);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    padding: 1.75rem;
}

.landing-audience-card h3 {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin: 0 0 1rem;
    font-size: 1.15rem;
}

.landing-audience-card ul {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--lp-muted);
}

.landing-audience-card li { margin-bottom: .45rem; }

.landing-faq {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: .75rem;
}

.landing-faq-item {
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: 12px;
    overflow: hidden;
}

.landing-section-alt .landing-faq-item { background: var(--lp-bg); }

.landing-faq-item summary {
    padding: 1rem 1.15rem;
    cursor: pointer;
    font-weight: 600;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.landing-faq-item summary::-webkit-details-marker { display: none; }
.landing-faq-item summary::after { content: "+"; color: var(--lp-primary); font-size: 1.25rem; font-weight: 400; }
.landing-faq-item[open] summary::after { content: "−"; }

.landing-faq-item p {
    margin: 0;
    padding: 0 1.15rem 1rem;
    color: var(--lp-muted);
    font-size: .95rem;
}

.landing-contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.landing-contact-card {
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    padding: 1.5rem;
}

.landing-contact-card h3 {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin: 0 0 .35rem;
    font-size: 1rem;
}

.landing-contact-card p { margin: 0; color: var(--lp-muted); font-size: .925rem; }
.landing-contact-card a { color: var(--lp-primary); text-decoration: none; font-weight: 500; }
.landing-contact-card a:hover { text-decoration: underline; }

.landing-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 3rem 0 0;
    margin-top: 2rem;
}

.landing-footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 2rem;
}

.landing-footer h4 {
    color: #fff;
    margin: 0 0 .85rem;
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.landing-footer ul { list-style: none; margin: 0; padding: 0; }
.landing-footer li { margin-bottom: .45rem; }
.landing-footer a { color: #94a3b8; text-decoration: none; font-size: .9rem; }
.landing-footer a:hover { color: #fff; }

.landing-footer-tagline {
    margin: .75rem 0 0;
    font-size: .9rem;
    color: #94a3b8;
    max-width: 280px;
}

.landing-brand-footer .landing-brand-text { color: #fff; }

.landing-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.25rem 0 1.5rem;
    font-size: .85rem;
    color: #64748b;
}

.landing-legal-page { padding: 3rem 0 4rem; }
.landing-legal-page h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); margin: 0 0 .5rem; }
.landing-legal-meta { color: var(--lp-muted); margin-bottom: 2rem; font-size: .925rem; }

.landing-legal-content {
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    padding: 2rem;
    max-width: 820px;
}

.landing-legal-content h2 { font-size: 1.15rem; margin: 2rem 0 .75rem; }
.landing-legal-content h2:first-child { margin-top: 0; }
.landing-legal-content p, .landing-legal-content li { color: var(--lp-muted); font-size: .95rem; }
.landing-legal-content ul { padding-left: 1.25rem; }

.landing-legal-back {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    margin-bottom: 1.5rem;
    color: var(--lp-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: .925rem;
}

.landing-legal-back:hover { text-decoration: underline; }

.landing-auth-wrap {
    min-height: calc(100vh - var(--lp-header-h));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem 3rem;
    background:
        radial-gradient(ellipse 70% 50% at 50% 0%, rgba(37, 99, 235, 0.08), transparent),
        var(--lp-bg);
}

.landing-auth-card {
    width: min(420px, 100%);
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    padding: 2rem;
    box-shadow: var(--lp-shadow);
}

.landing-auth-card h1 { font-size: 1.5rem; margin: 0 0 .35rem; text-align: center; }
.landing-auth-card .landing-auth-sub { text-align: center; color: var(--lp-muted); margin: 0 0 1.5rem; font-size: .925rem; }
.landing-auth-card .form-group label { color: var(--lp-muted); font-size: .875rem; font-weight: 500; }
.landing-auth-card .form-control { background: #fff; border-color: var(--lp-border); color: var(--lp-text); }
.landing-auth-card .btn-primary { background: var(--lp-primary); color: #fff; width: 100%; margin-top: .25rem; }
.landing-auth-card .btn-secondary { background: #f1f5f9; color: var(--lp-text); width: 100%; margin-top: .5rem; border: 1px solid var(--lp-border); }
.landing-auth-divider { text-align: center; color: var(--lp-muted); font-size: .8rem; margin: 1rem 0 .25rem; }

@media (max-width: 960px) {
    .landing-hero-grid, .landing-features, .landing-steps, .landing-audience, .landing-contact, .landing-footer-grid { grid-template-columns: 1fr; }
    .landing-hero { padding-top: 2.5rem; }
    .landing-hero-visual { order: -1; }
}

@media (max-width: 768px) {
    .landing-nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .landing-nav {
        position: fixed; top: var(--lp-header-h); left: 0; right: 0;
        background: var(--lp-surface); border-bottom: 1px solid var(--lp-border);
        flex-direction: column; align-items: stretch; padding: 1rem; gap: .35rem;
        transform: translateY(-120%); opacity: 0; pointer-events: none;
        transition: transform .2s, opacity .2s; box-shadow: var(--lp-shadow);
    }
    .landing-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .landing-nav a { padding: .65rem .5rem; }
    .landing-nav-login, .landing-nav-cta { text-align: center; margin-top: .25rem; }
    .landing-features { grid-template-columns: 1fr; }
}

.landing-body .loading-overlay {
    position: fixed; inset: 0; background: rgba(15, 23, 42, 0.35);
    display: flex; align-items: center; justify-content: center; z-index: 9999;
}
.landing-body .loading-overlay.hidden { display: none !important; }
.landing-body .spinner {
    width: 48px; height: 48px; border: 4px solid #e2e8f0;
    border-top-color: var(--lp-primary); border-radius: 50%;
    animation: lp-spin .8s linear infinite;
}
@keyframes lp-spin { to { transform: rotate(360deg); } }
.landing-body .toast-container {
    position: fixed; top: 1rem; right: 1rem; z-index: 10000;
    display: flex; flex-direction: column; gap: .5rem; max-width: 360px;
}
.landing-body .app-toast {
    padding: .85rem 1rem; border-radius: 8px; background: var(--lp-surface);
    border: 1px solid var(--lp-border); box-shadow: var(--lp-shadow);
    display: block; opacity: 1;
}
.landing-body .app-toast-success { border-left-color: var(--lp-success); }
.landing-body .app-toast-error { border-left-color: #dc2626; }
.landing-body .hidden { display: none !important; }
.landing-body .form-group { margin-bottom: 1rem; }
.landing-body .form-group label { display: block; margin-bottom: .35rem; }
.landing-body .form-control {
    width: 100%; padding: .65rem .75rem; border-radius: 10px;
    border: 1px solid var(--lp-border); font-size: 1rem;
}
.landing-body .btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: .7rem 1rem; border-radius: 10px; border: none; cursor: pointer;
    font-size: .95rem; font-weight: 600; text-decoration: none;
}